From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Fri, 21 Jun 2002 02:35:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Fri, 21 Jun 2002 02:35:15 -0400 Received: from BSN-250-62-68.dsl.siol.net ([213.250.62.68]:53725 "EHLO gekko.velenje.cx") by vger.kernel.org with ESMTP id ; Fri, 21 Jun 2002 02:35:14 -0400 Subject: Re: High mem support, oops on 2.4.18 From: Samo Gabrovec To: linux-kernel@vger.kernel.org Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Ximian Evolution 1.0.7 Date: 21 Jun 2002 08:34:59 +0200 Message-Id: <1024641299.12272.23.camel@gekko> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org I ran the memtest86 for over 24h and did not show any errors in the ram. The computer works with the same ram but without the Hi mem support. If i use the same kernel but with hi mem enabled i get kernel oopses, load rises ...etc. The computer is :one Pentium III , 700mhz with 1G ram, running 2.4.18 kernel [RH 6.2] one of the oops .. -----------------When i ran lilo-------------------- Jun 18 11:25:38 ena kernel: <1>Unable to handle kernel NULL pointer dereference at virtual address 00000000 Jun 18 11:25:38 ena kernel: f88b920f Jun 18 11:25:38 ena kernel: *pde = 00000000 Jun 18 11:25:38 ena kernel: Oops: 0000 Jun 18 11:25:38 ena kernel: CPU: 0 Jun 18 11:25:38 ena kernel: EIP: 0010:[] Not tainted Jun 18 11:25:38 ena kernel: EFLAGS: 00010206 Jun 18 11:25:38 ena kernel: eax: 00000000 ebx: 00000400 ecx: 00000100 edx: f1bae000 Jun 18 11:25:38 ena kernel: esi: 00000000 edi: f1bae000 ebp: c1c6eb80 esp: d6a35e64 Jun 18 11:25:38 ena kernel: ds: 0018 es: 0018 ss: 0018 Jun 18 11:25:38 ena kernel: Process lilo (pid: 12754, stackpage=d6a35000) Jun 18 11:25:38 ena kernel: Stack: 00000001 f2e788c0 c02e4d64 000044f8 00000000 00000000 00000000 000008a0 Jun 18 11:25:38 ena kernel: f72cc690 f88b9295 00000001 f2e788c0 00000001 00000101 f2e788c0 c01a69ac Jun 18 11:25:38 ena kernel: c02e4d64 00000001 f2e788c0 00000002 00000001 f3756c80 000030a9 c01a6a6f Jun 18 11:25:38 ena kernel: Call Trace: [] [disk_change+364/604] [disk_change+559/604] [invalidate_inode_buffers+0/92] [getblk+41 /60] Jun 18 11:25:38 ena kernel: Code: f3 a5 f6 c3 02 74 02 66 a5 f6 c3 01 74 01 a4 83 7c 24 28 00 >>EIP; f88b920f <[rd]rd_blkdev_pagecache_IO+ff/148> <===== >>edx; f1bae000 <_end+318af4e0/385a64e0> >>edi; f1bae000 <_end+318af4e0/385a64e0> >>ebp; c1c6eb80 <_end+1970060/385a64e0> >>esp; d6a35e64 <_end+16737344/385a64e0> Trace; f88b9295 <[rd]rd_make_request+3d/68> Code; f88b920f <[rd]rd_blkdev_pagecache_IO+ff/148> 00000000 <_EIP>: Code; f88b920f <[rd]rd_blkdev_pagecache_IO+ff/148> <===== 0: f3 a5 repz movsl %ds:(%esi),%es:(%edi) <===== Code; f88b9211 <[rd]rd_blkdev_pagecache_IO+101/148> 2: f6 c3 02 test $0x2,%bl Code; f88b9214 <[rd]rd_blkdev_pagecache_IO+104/148> 5: 74 02 je 9 <_EIP+0x9> f88b9218 <[rd]rd_blkdev_pagecache_IO+108/148> Code; f88b9216 <[rd]rd_blkdev_pagecache_IO+106/148> 7: 66 a5 movsw %ds:(%esi),%es:(%edi) Code; f88b9218 <[rd]rd_blkdev_pagecache_IO+108/148> 9: f6 c3 01 test $0x1,%bl Code; f88b921b <[rd]rd_blkdev_pagecache_IO+10b/148> c: 74 01 je f <_EIP+0xf> f88b921e <[rd]rd_blkdev_pagecache_IO+10e/148> Code; f88b921d <[rd]rd_blkdev_pagecache_IO+10d/148> e: a4 movsb %ds:(%esi),%es:(%edi) Code; f88b921e <[rd]rd_blkdev_pagecache_IO+10e/148> f: 83 7c 24 28 00 cmpl $0x0,0x28(%esp,1) -----------------end lilo exec---------------------------